b735432d02
Answers "how are videos/all media handled by the GPU worker": a job is per ITEM, but the agent fans a VIDEO into per-frame instances (ffmpeg in the agent, the existing cadence), each stored with a timestamp — so a video becomes a BAG of frame embeddings (fixes the mean-embedding muddle) instead of one washed-out vector. Stills → frame_time NULL; animated GIF/WebP treated like short video. - image_region.frame_time (migration 0061, not yet deployed so folded in): the source frame's seconds for video/animated media; NULL for stills. RegionService passes it through. A whole frame is just kind='frame'. - gpu_job + GpuJobService (migration 0062): the durable work list that keeps the desktop agent HTTP-only — enqueue (dedupes (image,task)) / lease (FOR UPDATE SKIP LOCKED, re-claims expired leases so the queue self-heals) / heartbeat / complete / fail (re-queues until MAX_ATTEMPTS then 'error'). The server enqueues; the agent leases+submits over the web API; Redis/Postgres stay private. Tests: enqueue dedupe, lease-then-skip-when-held, expired-lease reclaim, scoped heartbeat, complete, fail-requeue-then-error. region test now covers frame_time. NEXT: the thin HTTP API (lease/submit/heartbeat) + bearer-token auth, then the agent container + control UI. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01Ttrj5P7upUTueSfoJcxEqa
56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
"""gpu_job: the HTTP-leased GPU work queue for the desktop agent (#114)
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The agent stays HTTP-only — the server enqueues per-(image, task) jobs here and
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the agent leases/submits over the web API; Redis/Postgres stay private.
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Revision ID: 0062
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Revises: 0061
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Create Date: 2026-06-29
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"""
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from typing import Sequence, Union
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import sqlalchemy as sa
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from alembic import op
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revision: str = "0062"
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down_revision: Union[str, None] = "0061"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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op.create_table(
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"gpu_job",
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sa.Column("id", sa.Integer(), primary_key=True),
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sa.Column(
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"image_record_id", sa.Integer(),
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sa.ForeignKey("image_record.id", ondelete="CASCADE"), nullable=False,
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),
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sa.Column("task", sa.String(length=32), nullable=False),
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sa.Column(
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"status", sa.String(length=16), nullable=False,
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server_default="pending",
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),
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sa.Column("lease_token", sa.String(length=64), nullable=True),
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sa.Column("leased_at", sa.DateTime(timezone=True), nullable=True),
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sa.Column("lease_expires_at", sa.DateTime(timezone=True), nullable=True),
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sa.Column("attempts", sa.Integer(), nullable=False, server_default="0"),
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sa.Column("error", sa.Text(), nullable=True),
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sa.Column(
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"created_at", sa.DateTime(timezone=True), nullable=False,
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server_default=sa.func.now(),
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),
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sa.Column(
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"updated_at", sa.DateTime(timezone=True), nullable=False,
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server_default=sa.func.now(),
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),
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)
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op.create_index("ix_gpu_job_image_record_id", "gpu_job", ["image_record_id"])
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op.create_index("ix_gpu_job_status", "gpu_job", ["status"])
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def downgrade() -> None:
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op.drop_index("ix_gpu_job_status", table_name="gpu_job")
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op.drop_index("ix_gpu_job_image_record_id", table_name="gpu_job")
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op.drop_table("gpu_job")
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